They have a black phosphate coating.
(4) Body bolts 5/16"-18 x 1-1/2", washer head, GM Ford Chrysler, body & brackets
Body bolts 5/16"-18 x 1-1/2", washer head, GM Ford Chrysler door fender engine
Body bolts 5/16"-18 x 1-1/4" SEMS, dog point GM Ford Chrysler, door fender hood
Body bolts 5/16"-18 x 1" SEMS, pointed GM Ford Chrysler, door fender sheet metal
Body bolts 3/8"-16 x 1" SEMS, pointed, GM Ford Chrysler, door, hood, fender USA
Body bolts 5/16"-18 x 3/4", washer head, GM Ford Chrysler door fender under hood